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प्रश्न
The diagram given below represents the result of an experiment conducted on two freshly taken shoots of a green herbaceous plant. The lower ends dip in the water.
(i) What is the aim of the experiment?
(ii) Some parts of the stem in both the shoots have been removed. Name the conducting tissue in shoot A and in shoot B, that has been removed.
(iii) What are the results of this experiment?
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उत्तर
(i) To demonstrate the role of xylem and phloem in flowering plants.
(ii) In the shoot, A phloem tissue has been removed. In shoot B central xylem tissue has been removed.
(iii) Plant A gets water and minerals and synthesizes its food and remains healthy. Plant B due to lack of xylem does not get its supply of water and minerals. The leaves are seen drooping and will dry.
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संबंधित प्रश्न
Explain the mechanism of closing and opening of the stomata.
Given below is the diagrammatic representation of the transverse section of a part of a plant. Study it and answer the questions that follow:
(a) Name the part of the plant that is shown
(b) Label the parts 1 to 6
(c) Write the functions of parts 3 and 5
The diagram below represents a layer of epidermal cells showing a fully grown root hair. Study the diagram and answer the questions that follow:
The root hair cell is in a turgid state. Name and explain the process that caused this state.
Give Technical Term for the following.
Tissue which transports manufactured food from leaves to other parts of the plant.
Multiple Choice Question:
Process of endosmosis stops:
Multiple Choice Question:
Water will be absorbed by the root hairs when:
What is the composition of inner layer of root hair?
Which of the following are the components of cell wall of root hair?
Epiphytic plants like orchids absorb water vapours from air with the help of ______ having special tissue called velamen.
The unbranched root hair in plants is formed from ____________.
